Analyst Brian Wieser Joins WPP's GroupM to Drive and Expand Its Thought Leadership Practice

The trade press's most famous source for real-time analysis, industry trends and commentary is going in-house: WPP's GroupM hired Brian Wieser for its the newly-created role of global president, business intelligence. In the role, Wieser will be tasked with driving and expanding GroupM's thought leadership practice and collaborating with GroupM agencies and the broader WPP...